MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to compromised WordPress sites or disposable hosting, indicating a link farm designed to lure users to potentially malicious content. The ClamAV detection and ML classifier strongly suggest malicious intent, likely for phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9981
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARMPDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
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External URI info PDF_URIPDF contains an external URL action
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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Embedded URL info EMBEDDED_URLOne or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.URL https://huntic.ru/uplcv?utm_term=prince2+practitioner+exam+questions+and+answers+pdf+2019 PDF link annotation
- http://soles2walk.cz/data/file/rudukurunizidu.pdfIn PDF document text
- https://rcot.org/userfiles/file/2931464858.pdfIn PDF document text
- https://ercrs.org/wp-content/plugins/super-forms/uploads/php/files/4pidlc72asptci6pcuhg99h92v/jisaremujanukaligirifa.pdfIn PDF document text
- https://glosunspa.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a9d366c54b2---50077277239.pdfIn PDF document text
- https://koetec.com/home/~ptow/public_html/ckfinder/userfiles/files/betedavepimolodubufapo.pdfIn PDF document text
- http://sarahscupcakery.com/wp-content/plugins/formcraft/file-upload/server/content/files/160f5d79d1bab0---92862702304.pdfIn PDF document text
- http://svazekobciorlice.cz/userfiles/file/jafodojedemadizili.pdfIn PDF document text
- http://bm-shower.com/userfiles/files/88815375156.pdfIn PDF document text
- http://ud2-140.com/files/16463604544.pdfIn PDF document text
- http://www.mondzorgvesa-voorschoten.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160fa47a5724b6---sanimaben.pdfIn PDF document text
- https://hightechrustremovers.nl/wp-content/plugins/formcraft/file-upload/server/content/files/16074d5de4dc81---tejuxibenijowovute.pdfIn PDF document text
- http://sanmorales.es/userfiles/files/rejedofisetewisokuguxibod.pdfIn PDF document text
- https://vdbergelectro.nl/wp-content/plugins/super-forms/uploads/php/files/91f68e6921f5359798449699853432da/kerunimewukegig.pdfIn PDF document text
- http://amazingindiaphotos.com/amazingindiaphotos//upload/fckimage/file/46991306497.pdfIn PDF document text
- https://nowbali.co.id/wp-content/plugins/formcraft/file-upload/server/content/files/160815bf9d901f---nezukewitivaxedob.pdfIn PDF document text
- https://evermoral.hk/upload/file/1624926512.pdfIn PDF document text
- https://aneri12.cz/res/file/81301916338.pdfIn PDF document text
- http://greathorserider.com/ckfinder/userfiles/files/72754700273.pdfIn PDF document text
- https://studio45.live/wp-content/plugins/super-forms/uploads/php/files/nrloaiibsaj8ujnk78hflmlchu/fewumezakir.pdfIn PDF document text
- http://mesotects.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b3d2356b358---lafokizozetukofexepaburuk.pdfIn PDF document text
- https://dla-pracownika.pl/pliki_user/File/vakibekilivesuzi.pdfIn PDF document text
- http://mygotour.com/FileData/ckfinder/files/20210530_BB7469D9D2F2FA7C.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000dda5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDDA5 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f5b7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF5B7 | 18224 bytes |
SHA-256: f489cf749167e4e8d70a4a64a46c329653e5b8ebfe906feb12eea2ecc99d174c |
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font_02_sfnt_off000124be.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x124BE | 11632 bytes |
SHA-256: 2a7d5b757a3272a4e80fe152d1916de64c400ebe3fb3459648bcf0e02465ed95 |
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